View Full Table | Close Full ViewTable 1.

The heritability of five breeding traits calculated assuming disomic and tetrasomic inheritance. Tetrasomic inheritance was estimated assuming no double reduction for all traits except firmness where 0.15 was used.

 
Trait Disomic inheritance
Tetrasomic inheritance
Heritability Standard error Heritability Standard error
Yield 0.46 0.02 0.45 0.02
Weight 0.58 0.02 0.58 0.02
Firmness† 0.40 0.03 0.35† 0.02†
Fruit diameter 0.26 0.03 0.26 0.03
Scar diameter 0.54 0.02 0.54 0.02
Tetrasomic inheritance was calculated assuming double reduction of 0.15.



View Full Table | Close Full ViewTable 2.

Average of the relationship coefficient between two individuals assuming various levels of double reduction.

 
Double Reduction Min. First quartile Median Mean Third quartile Max.
0 0 0.067 0.106 0.115 0.148 1.000
0.05 0 0.071 0.113 0.123 0.158 1.050
0.10 0 0.076 0.120 0.130 0.168 1.100
0.15 0 0.080 0.126 0.138 0.177 1.150
0.20 0 0.084 0.133 0.145 0.186 1.200
0.25 0 0.088 0.139 0.151 0.194 1.250